<?php
/**
 *  PHPExcel
 *
 *  Copyright (c) 2006 - 2013 PHPExcel
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * @category    PHPExcel
 * @package     PHPExcel_Writer_PDF
 * @copyright   Copyright (c) 2006 - 2013 PHPExcel (http://www.codeplex.com/PHPExcel)
 * @license     http://www.gnu.org/licenses/old-licenses/lgpl-2.1.txt    LGPL
 * @version     1.7.9, 2013-06-02
 */


/**  Require mPDF library */
$pdfRendererClassFile = PHPExcel_Settings::getPdfRendererPath() . '/mpdf.php';
if (file_exists($pdfRendererClassFile))
{
	require_once $pdfRendererClassFile;
}
else
{
	throw new PHPExcel_Writer_Exception('Unable to load PDF Rendering library');
}

/**
 *  PHPExcel_Writer_PDF_mPDF
 *
 * @category    PHPExcel
 * @package     PHPExcel_Writer_PDF
 * @copyright   Copyright (c) 2006 - 2013 PHPExcel (http://www.codeplex.com/PHPExcel)
 */
class PHPExcel_Writer_PDF_mPDF extends PHPExcel_Writer_PDF_Core implements PHPExcel_Writer_IWriter {
	/**
	 *  Create a new PHPExcel_Writer_PDF
	 *
	 * @param  PHPExcel $phpExcel PHPExcel object
	 */
	public function __construct(PHPExcel $phpExcel) {
		parent::__construct($phpExcel);
	}

	/**
	 *  Save PHPExcel to file
	 *
	 * @param     string $pFilename Name of the file to save as
	 *
	 * @throws    PHPExcel_Writer_Exception
	 */
	public function save($pFilename = null) {
		$fileHandle = parent::prepareForSave($pFilename);

		//  Default PDF paper size
		$paperSize = 'LETTER'; //    Letter    (8.5 in. by 11 in.)

		//  Check for paper size and page orientation
		if (is_null($this->getSheetIndex()))
		{
			$orientation = ($this->_phpExcel->getSheet(0)->getPageSetup()->getOrientation() == PHPExcel_Worksheet_PageSetup::ORIENTATION_LANDSCAPE) ? 'L' : 'P';
			$printPaperSize = $this->_phpExcel->getSheet(0)->getPageSetup()->getPaperSize();
			$printMargins = $this->_phpExcel->getSheet(0)->getPageMargins();
		}
		else
		{
			$orientation = ($this->_phpExcel->getSheet($this->getSheetIndex())->getPageSetup()->getOrientation() == PHPExcel_Worksheet_PageSetup::ORIENTATION_LANDSCAPE) ? 'L' : 'P';
			$printPaperSize = $this->_phpExcel->getSheet($this->getSheetIndex())->getPageSetup()->getPaperSize();
			$printMargins = $this->_phpExcel->getSheet($this->getSheetIndex())->getPageMargins();
		}
		$this->setOrientation($orientation);

		//  Override Page Orientation
		if (!is_null($this->getOrientation()))
		{
			$orientation = ($this->getOrientation() == PHPExcel_Worksheet_PageSetup::ORIENTATION_DEFAULT) ? PHPExcel_Worksheet_PageSetup::ORIENTATION_PORTRAIT : $this->getOrientation();
		}
		$orientation = strtoupper($orientation);

		//  Override Paper Size
		if (!is_null($this->getPaperSize()))
		{
			$printPaperSize = $this->getPaperSize();
		}

		if (isset(self::$_paperSizes[$printPaperSize]))
		{
			$paperSize = self::$_paperSizes[$printPaperSize];
		}

		//  Create PDF
		$pdf = new mpdf();
		$ortmp = $orientation;
		$pdf->_setPageSize(strtoupper($paperSize), $ortmp);
		$pdf->DefOrientation = $orientation;
		$pdf->AddPage($orientation);

		//  Document info
		$pdf->SetTitle($this->_phpExcel->getProperties()->getTitle());
		$pdf->SetAuthor($this->_phpExcel->getProperties()->getCreator());
		$pdf->SetSubject($this->_phpExcel->getProperties()->getSubject());
		$pdf->SetKeywords($this->_phpExcel->getProperties()->getKeywords());
		$pdf->SetCreator($this->_phpExcel->getProperties()->getCreator());

		$pdf->WriteHTML($this->generateHTMLHeader(false) . $this->generateSheetData() . $this->generateHTMLFooter());

		//  Write to file
		fwrite($fileHandle, $pdf->Output('', 'S'));

		parent::restoreStateAfterSave($fileHandle);
	}

}
